Qrzysio

This plugin converts every uploaded JPG or PNG image into modern WebP format to improve performance and reduce file size.
Key features: 
– automatic conversion of JPG and PNG images to WebP on upload 
– correct generation of all WordPress image thumbnails 
– configurable WebP quality level 
– optional maximum image width (original images are resized before thumbnails are generated) 
– automatic removal of original JPG/PNG files to save disk space 
– full compatibility with WordPress “big image scaling” 
– automatic alt text generation based on the filename 
– filename sanitization and collision-safe renaming
All settings apply only to newly uploaded images. Existing media files are not modified.
<h3>Configuration</h3>
You can configure the plugin in Tools → Force WebP.
Available options: 
– WebP quality (0–100): controls compression quality for newly uploaded images 
– Max width (px, optional): limits the maximum width of original images before WordPress generates thumbnails (0 = disabled)
All settings affect only images uploaded after saving the configuration.

Force WebP

Say goodbye to JPG and PNG – make your site run on fast, modern WebP images.

aviplugins.com

Speed up your website by serving images in WebP format. This plugin will replace files in standard JPEG, PNG and GIF formats with WebP format.
After installation go to plugin settings and enable webp images. You can convert all images in Media Library or convert selected images only. The plugin will reduce the size of the image without compromising image quality.
The plugin will ditect if Webp images are supported by the client browser or not and then serve the images accordingly. 100 images can be converted per month.
<h4>Webp Converter PRO</h4>
The PRO version can convert 500 images per month. Get it for USD 2.00 Check it out <a href="https://www.aviplugins.com/webp-converter-pro/" rel="nofollow ugc">here</a>.
<blockquote>
Post your plugin related queries at <a href="https://www.aviplugins.com/support.php" rel="nofollow ugc">https://www.aviplugins.com/support.php</a>
</blockquote>

Webp Converter

Convert Media Library images in next-gen format and speed up your website

Force WebP vs Webp Converter